30209109

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 47579136

約数和(自身を除く): 17370027

約数列:

[1, 3, 7, 21, 47, 127, 141, 241, 329, 381, 723, 889, 987, 1687, 2667, 5061, 5969, 11327, 17907, 30607, 33981, 41783, 79289, 91821, 125349, 214249, 237867, 642747, 1438529, 4315587, 10069703, 30209109]

約数ペア:

[(1, 30209109), (3, 10069703), (7, 4315587), (21, 1438529), (47, 642747), (127, 237867), (141, 214249), (241, 125349), (329, 91821), (381, 79289), (723, 41783), (889, 33981), (987, 30607), (1687, 17907), (2667, 11327), (5061, 5969)]